A Motor Unit Is

question 13

Multiple Choice

A motor unit is

• A) A motor neuron and all of the muscle fibers it innervates
• B) A single muscle fiber innervated by a single motor neuron
• C) All of the m uscle fibers within a muscle fasicle
• D) A single muscle fiber innervated by several motor neurons
• E) A piston, spark plug, intake valve and exhaust valve

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Definitions:

Debriding

The medical process of removing dead, damaged, or infected tissue to promote healing of the remaining healthy tissue.

Granulation Tissue

Fresh connective tissue and tiny blood vessels that develop on a wound's surface as part of the recovery process.

Aging Skin

Changes that occur in the skin as part of the natural aging process, including wrinkles, dryness, and loss of skin elasticity.

Sweat Gland Activity

The physiological process involving the production and secretion of sweat by the glands in the skin.